package sctu.edu.java.year2016.team01.zhuming.day20160527.chapter7_2;

import java.util.DoubleSummaryStatistics;

/**
 * Created by Administrator on 2016/5/28.
 */
import java.util.Scanner;
public class JuXin {
    public static double chang;//矩形长
    public static double kuan;//矩形宽
    public JuXin(double chang,double kuan){

        JuXin.chang =chang;
        JuXin.kuan =kuan;
    }

   public static double juxingmianji(){


       return chang*kuan;
    }

}